package tech.six6.service;

import tech.six6.entiy.MybatisDemo;

import java.util.List;

public interface MybatisDemoService {

    int add(MybatisDemo demo);

    int delete(int id);

    int update(MybatisDemo demo);

    MybatisDemo selectById(int id);

    List<MybatisDemo> selectAll();

}
